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###############################################################################
# Copyright (c) 2017 Koren Lev (Cisco Systems), Yaron Yogev (Cisco Systems) #
# and others #
# #
# All rights reserved. This program and the accompanying materials #
# are made available under the terms of the Apache License, Version 2.0 #
# which accompanies this distribution, and is available at #
# http://www.apache.org/licenses/LICENSE-2.0 #
###############################################################################
from bson.objectid import ObjectId
class DictNamingConverter:
# Convert a nested dictionary from one convention to another.
# Args:
# d (dict): dictionary (nested or not) to be converted.
# cf (func): convert function - takes the string in one convention,
# returns it in the other one.
# Returns:
# Dictionary with the new keys.
@staticmethod
def change_dict_naming_convention(d, cf):
new = {}
if not d:
return d
if isinstance(d, str):
return d
if isinstance(d, ObjectId):
return d
for k, v in d.items():
new_v = v
if isinstance(v, dict):
new_v = DictNamingConverter.change_dict_naming_convention(v, cf)
elif isinstance(v, list):
new_v = list()
for x in v:
new_v.append(DictNamingConverter.change_dict_naming_convention(x, cf))
new[cf(k)] = new_v
return new
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